Union, KY, United States of America

John E Sawyer

This inventor holds 1 USPTO granted patent. Top assignee: Asec Manufacturing. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John E Sawyer. Retrieved from https://idiyas.com/inventor/john-e-sawyer-xjrj6noc

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: Innovations of John E Sawyer in Diesel Exhaust Treatment

Introduction

John E Sawyer is an accomplished inventor based in Union, KY (US). He has made significant contributions to the field of environmental technology, particularly in the treatment of diesel exhaust gases. His innovative approach focuses on improving air quality through advanced catalytic processes.

Latest Patents

John E Sawyer holds a patent for the "Treatment of diesel exhaust gas using zeolite catalyst." This patent describes a high-activity catalyst and the method of using it to effectively convert hydrocarbons, soluble oil fractions, and carbon monoxide in a diesel exhaust stream. The invention minimizes the oxidation of sulfur dioxide (SO₂) while utilizing a catalyst that comprises at least one platinum group metal dispersed on a two-component support. This support consists primarily of one or more zeolites and, in a minor amount, an inorganic oxide selected from alumina, titania, and their mixtures.

Career Highlights

John E Sawyer is associated with Asec Manufacturing, where he applies his expertise in catalytic processes to develop innovative solutions for diesel exhaust treatment. His work has been instrumental in advancing technologies that contribute to cleaner emissions and improved environmental standards.

Collaborations

John collaborates with his coworker, Jack C Summers, to further enhance the effectiveness of their inventions and to explore new avenues in environmental technology.

Conclusion

John E Sawyer's contributions to the treatment of diesel exhaust gases exemplify the importance of innovation in addressing environmental challenges. His work not only showcases his inventive spirit but also highlights the potential for technology to improve air quality and public health.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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